.in_t{font-size:16px;font-weight:400;color:rgba(0,0,0,1);line-height:18px;margin: 30px 0 ;}
.in_t a{font-size:16px;}
.in_t a:hover{color: #03A1E9;}
.intro{background-color: rgba(243,242,247,1);padding: 65px 40px 60px 100px;margin-bottom: 50px;position: relative}
.i_l{}
.i_l h2{font-size:16px;font-weight:bold;color:rgba(85,85,85,1);line-height:24px;}
.i_l h3{font-size:18px;font-weight:bold;color:rgba(153,153,153,1);line-height:24px;margin-top: 16px;}
.i_l hr{margin-top: 26px;width: 39px;border: 1px solid #03A1E9;}
.i_l .p{margin-top: 50px;height: auto}
.i_l .p p:first-child{width: 45%}
.i_l p{width: auto;margin-top: 30px;font-size:14px;font-weight:400;color:rgba(0,0,0,1);line-height:33px;text-indent: 2em}

.i_r{width: 47%;position: absolute;  top:6%;right:2%}
.i_r .img2{margin-left: 1.3%;}

@media screen and (max-width: 640px) {
    .in_t{font-size: 14px;margin: 10px 0 ;}
    .in_t a{font-size:14px;}
    .intro{padding:0;margin-bottom: 20px;}
    .i_l,.i_r{float: left}
    .i_l{width: 96%;background-color: rgba(243,242,247,1);padding: 2%}
    .i_l .p{margin-top: 0;height: auto}
    .i_l .p p:first-child{width: 98%}
    .i_l p{width: 98%;margin-top: 26px}
    .i_r{width: 100%;position: relative;top: 0;right: 0}
    .i_r>img:first-child{width: 53%}
    .i_r>.img2{width: 45%;margin-left: 0}
    .i_r>img:last-child{width: 100%}
}